Sunak switches on Downing Street Christmas tree lights

The video captures a festive event at Downing Street, where the Prime Minister welcomes attendees to the Christmas tree lighting ceremony. He expresses gratitude to the Dark Horse Christmas Tree Farm, Points of Light winners, and the London Community Gospel Choir. The Prime Minister also acknowledges the dedication of service workers like the NHS, police, and armed forces. He shares a wish for a brighter future and leads a countdown to light the tree, concluding the event.

What does the speaker wish for regarding the lighting of the tree?

What is the countdown sequence mentioned in the text?